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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_ACCESSIBILITY_PLATFORM_INSPECT_AX_CALL_STATEMENT_INVOKER_AURALINUX_H_
#define UI_ACCESSIBILITY_PLATFORM_INSPECT_AX_CALL_STATEMENT_INVOKER_AURALINUX_H_
#include <atspi/atspi.h>
#include <variant>
#include "base/component_export.h"
#include "base/memory/raw_ptr.h"
#include "ui/accessibility/platform/inspect/ax_optional.h"
#include "ui/accessibility/platform/inspect/ax_tree_indexer_auralinux.h"
namespace ui {
class AXPropertyNode;
using Target =
std::variant<std::monostate, std::string, int, const AtspiAccessible*>;
// Optional tri-state object.
using AXOptionalObject = AXOptional<Target>;
// Invokes a script instruction describing a call unit which represents
// a sequence of calls.
class COMPONENT_EXPORT(AX_PLATFORM) AXCallStatementInvokerAuraLinux final {
public:
// All calls are executed in the context of property nodes.
// Note: both |indexer| and |storage| must outlive this object.
AXCallStatementInvokerAuraLinux(const AXTreeIndexerAuraLinux* indexer,
std::map<std::string, Target>* storage);
// Invokes an attribute matching a property filter.
AXOptionalObject Invoke(const AXPropertyNode& property_node,
bool no_object_parse = false) const;
static std::string ToString(AXOptionalObject& optional);
private:
// Invokes a property node for a given target.
AXOptionalObject InvokeFor(const Target target,
const AXPropertyNode& property_node) const;
// Invokes a property node for a given AXElement.
AXOptionalObject InvokeForAXElement(
const AtspiAccessible* target,
const AXPropertyNode& property_node) const;
AXOptionalObject GetRole(const AtspiAccessible* target) const;
AXOptionalObject GetName(const AtspiAccessible* target) const;
AXOptionalObject GetDescription(const AtspiAccessible* target) const;
AXOptionalObject GetParent(const AtspiAccessible* target) const;
AXOptionalObject GetAttribute(const AtspiAccessible* target,
std::string attribute) const;
AXOptionalObject HasState(const AtspiAccessible* target,
std::string state) const;
AXOptionalObject GetRelation(const AtspiAccessible* target,
std::string relation) const;
AXOptionalObject HasInterface(const AtspiAccessible* target,
std::string interface) const;
bool IsAtspiAndNotNull(Target target) const;
// Map between AXUIElement objects and their DOMIds/accessible tree
// line numbers. Owned by the caller and outlives this object.
const raw_ptr<const AXTreeIndexerAuraLinux> indexer_;
// Variables storage. Owned by the caller and outlives this object.
const raw_ptr<std::map<std::string, Target>> storage_;
};
} // namespace ui
#endif // UI_ACCESSIBILITY_PLATFORM_INSPECT_AX_CALL_STATEMENT_INVOKER_AURALINUX_H_
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